From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.io!.POSTED.blaine.gmane.org!not-for-mail From: =?utf-8?Q?=C3=93scar_Fuentes?= Newsgroups: gmane.emacs.devel Subject: Re: cc-mode fontification feels random Date: Thu, 10 Jun 2021 19:26:35 +0200 Message-ID: <877dj18wc4.fsf@telefonica.net> References: <83o8cge4lg.fsf@gnu.org> <62e438b5-d27f-1d3c-69c6-11fe29a76d74@dancol.org> <83fsxsdxhu.fsf@gnu.org> <83pmwudgw3.fsf@gnu.org> <83k0n2cjg5.fsf@gnu.org> <83im2lbqmv.fsf@gnu.org> <179f6e4fa40.2816.cc5b3318d7e9908e2c46732289705cb0@dancol.org> Mime-Version: 1.0 Content-Type: text/plain Injection-Info: ciao.gmane.io; posting-host="blaine.gmane.org:116.202.254.214"; logging-data="6737"; mail-complaints-to="usenet@ciao.gmane.io" User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/28.0.50 (gnu/linux) To: emacs-devel@gnu.org Cancel-Lock: sha1:ZImB23JJ09z5kpbpqhwwdGoW4s8= Original-X-From: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Thu Jun 10 19:29:50 2021 Return-path: Envelope-to: ged-emacs-devel@m.gmane-mx.org Original-Received: from lists.gnu.org ([209.51.188.17]) by ciao.gmane.io with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1lrOV3-0001Zl-Ig for ged-emacs-devel@m.gmane-mx.org; Thu, 10 Jun 2021 19:29:49 +0200 Original-Received: from localhost ([::1]:49008 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lrOV2-0001u8-LH for ged-emacs-devel@m.gmane-mx.org; Thu, 10 Jun 2021 13:29:48 -0400 Original-Received: from eggs.gnu.org ([2001:470:142:3::10]:52096) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lrOS8-0008Da-GB for emacs-devel@gnu.org; Thu, 10 Jun 2021 13:26:51 -0400 Original-Received: from ciao.gmane.io ([116.202.254.214]:45770) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lrOS6-0004ns-NC for emacs-devel@gnu.org; Thu, 10 Jun 2021 13:26:48 -0400 Original-Received: from list by ciao.gmane.io with local (Exim 4.92) (envelope-from ) id 1lrOS3-0007pK-Qb for emacs-devel@gnu.org; Thu, 10 Jun 2021 19:26:43 +0200 X-Injected-Via-Gmane: http://gmane.org/ Received-SPF: pass client-ip=116.202.254.214; envelope-from=ged-emacs-devel@m.gmane-mx.org; helo=ciao.gmane.io X-Spam_score_int: -16 X-Spam_score: -1.7 X-Spam_bar: - X-Spam_report: (-1.7 / 5.0 requ) BAYES_00=-1.9, HEADER_FROM_DIFFERENT_DOMAINS=0.249, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: emacs-devel@gnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: "Emacs development discussions." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: emacs-devel-bounces+ged-emacs-devel=m.gmane-mx.org@gnu.org Original-Sender: "Emacs-devel" Xref: news.gmane.io gmane.emacs.devel:270660 Archived-At: Daniel Colascione writes: >>> Yes, it does make a difference. On my machine, the times to scroll >>> through xdisp.c with my favourite benchmark for >>> font-lock-maximum-decoration set to 3, 2, 1 are 23s, 7.5s, 5.5s. >> >> Then I suggest to set it to 2 by default. > > Performance is reasonable most of the time. If it weren't, we'd see > rampant complaints. Emacs should default to maximum fontification. If > it doesn't, most users won't even know they can get more. Yes. And it is remarkable that a thread about incorrect fontification could yield a change on the defaults that guarantees even more incorrect fontification :-)